set -eu
umask 077
# Path values must be URL-encoded; query string excludes the leading question mark.
url="${HD_BASE_URL:?Set API origin}/v1/users/checkout/${HD_QUERY_STRING:+?${HD_QUERY_STRING}}"
printf 'X-Brand-Slug: hi-doctor\nAccept: application/json\n' > "${HD_REQUEST_HEADERS_FILE:?Private header file}"
printf 'Authorization: Bearer %s\n' "${HD_ACCESS_TOKEN:?Set backend JWT}" >> "$HD_REQUEST_HEADERS_FILE"
curl --silent --show-error --max-time 30 --request POST \
  --header "@$HD_REQUEST_HEADERS_FILE" \
  --dump-header "${HD_HEADERS_FILE:?Private response header file}" \
  --output "${HD_RESPONSE_FILE:?Private response file}" \
  --write-out '%{http_code}\n%{content_type}\n' \
  --header 'Content-Type: application/json' \
  --data-binary "@${HD_REQUEST_FILE:?JSON fixture file}" \
  "$url"

import os, json
from pathlib import Path
from urllib.parse import quote
import requests
os.umask(0o077)
url = os.environ["HD_BASE_URL"].rstrip("/") + '/v1/users/checkout/'
if os.environ.get("HD_QUERY_STRING"): url += "?" + os.environ["HD_QUERY_STRING"]
headers = {"X-Brand-Slug": "hi-doctor", "Accept": 'application/json'}
headers["Authorization"] = "Bearer " + os.environ["HD_ACCESS_TOKEN"]
kwargs = {}
kwargs["json"] = json.loads(Path(os.environ["HD_REQUEST_FILE"]).read_text())
response = requests.request('POST', url, headers=headers, timeout=30, allow_redirects=False, **kwargs)
Path(os.environ["HD_RESPONSE_FILE"]).write_bytes(response.content)
Path(os.environ["HD_HEADERS_FILE"]).write_text(json.dumps(dict(response.headers)))
print(response.status_code)
print(response.headers.get("Content-Type", ""))

import { readFileSync, writeFileSync } from "node:fs";
const env = process.env;
let url = env.HD_BASE_URL.replace(/\/$/, "") + "/v1/users/checkout/";
if (env.HD_QUERY_STRING) url += "?" + env.HD_QUERY_STRING;
const headers = { "X-Brand-Slug": "hi-doctor", "Accept": "application/json" };
headers.Authorization = "Bearer " + env.HD_ACCESS_TOKEN;
const options = { method: "POST", headers, redirect: "manual", signal: AbortSignal.timeout(30000) };
headers["Content-Type"] = "application/json";
options.body = readFileSync(env.HD_REQUEST_FILE, "utf8");
const response = await fetch(url, options);
writeFileSync(env.HD_RESPONSE_FILE, Buffer.from(await response.arrayBuffer()), {mode: 0o600});
writeFileSync(env.HD_HEADERS_FILE, JSON.stringify(Object.fromEntries(response.headers)), {mode: 0o600});
console.log(response.status);
console.log(response.headers.get("content-type") ?? "");

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://api.hi-doctor.ai/v1/users/checkout/",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    'items' => [
        [
                'treatment_id' => 'mounjaro',
                'dosage' => '2.5 mg',
                'quantity' => 1
        ]
    ],
    'plan' => 'subscription',
    'language' => 'EN',
    'return_path' => '/account'
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>",
    "Content-Type: application/json"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://api.hi-doctor.ai/v1/users/checkout/"

	payload := strings.NewReader("{\n  \"items\": [\n    {\n      \"treatment_id\": \"mounjaro\",\n      \"dosage\": \"2.5 mg\",\n      \"quantity\": 1\n    }\n  ],\n  \"plan\": \"subscription\",\n  \"language\": \"EN\",\n  \"return_path\": \"/account\"\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("Authorization", "Bearer <token>")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.post("https://api.hi-doctor.ai/v1/users/checkout/")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"items\": [\n    {\n      \"treatment_id\": \"mounjaro\",\n      \"dosage\": \"2.5 mg\",\n      \"quantity\": 1\n    }\n  ],\n  \"plan\": \"subscription\",\n  \"language\": \"EN\",\n  \"return_path\": \"/account\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.hi-doctor.ai/v1/users/checkout/")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"items\": [\n    {\n      \"treatment_id\": \"mounjaro\",\n      \"dosage\": \"2.5 mg\",\n      \"quantity\": 1\n    }\n  ],\n  \"plan\": \"subscription\",\n  \"language\": \"EN\",\n  \"return_path\": \"/account\"\n}"

response = http.request(request)
puts response.read_body